diff --git a/queries/c_sharp/textobjects.scm b/queries/c_sharp/textobjects.scm
index 82aad5b..6a50c08 100644
--- a/queries/c_sharp/textobjects.scm
+++ b/queries/c_sharp/textobjects.scm
@@ -10,6 +10,10 @@
   body: (block . "{" . (_)  @function.inner._start  @function.inner._end (_)?  @function.inner._end . "}"
   )) @function.outer
 
+(constructor_declaration
+  body: (block . "{" . (_)  @function.inner._start  @function.inner._end (_)?  @function.inner._end . "}"
+  )) @function.outer
+
 (lambda_expression 
   body: (block . "{" . (_)  @function.inner._start  @function.inner._end (_)?  @function.inner._end . "}"
   )) @function.outer
diff --git a/queries/fish/textobjects.scm b/queries/fish/textobjects.scm
index 525ae35..40c59be 100644
--- a/queries/fish/textobjects.scm
+++ b/queries/fish/textobjects.scm
@@ -1,4 +1,10 @@
-(function_definition) @function.outer
+;; assignment
+(command
+  name: (word) @_command
+  argument: (word) @_varname @assignment.lhs @assignment.inner
+  argument: (_)* @assignment.rhs
+  (#not-lua-match? @_varname "[-].*")
+  (#eq? @_command "set")) @assignment.outer
 
 (command
   name: (word) @_name
diff --git a/queries/nasm/textobjects.scm b/queries/nasm/textobjects.scm
new file mode 100644
index 0000000..4801ff5
--- /dev/null
+++ b/queries/nasm/textobjects.scm
@@ -0,0 +1,17 @@
+;; adapted from https://github.com/naclsn/tree-sitter-nasm/blob/main/queries/textobjects.scm
+
+(preproc_multiline_macro
+  body: (body) @function.inner) @function.outer
+(struc_declaration
+  body: (struc_declaration_body) @class.inner) @class.outer
+(struc_instance
+  body: (struc_instance_body) @class.inner) @class.outer
+
+(preproc_function_def_parameters
+  (word) @parameter.inner)
+(call_syntax_arguments
+  (_) @parameter.inner)
+(operand) @parameter.inner
+
+(comment) @comment.outer
+
diff --git a/queries/rust/textobjects.scm b/queries/rust/textobjects.scm
index 7ec5f7d..5c140e0 100644
--- a/queries/rust/textobjects.scm
+++ b/queries/rust/textobjects.scm
@@ -185,13 +185,12 @@
   . (_) @parameter.inner @parameter.outer._start . ","?  @parameter.outer._end)
  )
 
-;; Disabled as not available in upstream language grammar repo (will need rust lang update)
-;; ((token_tree
-;;   ","  @parameter.outer._start . (_) @parameter.inner @parameter.outer._end)
-;;  )
-;; ((token_tree
-;;   . (_) @parameter.inner @parameter.outer._start . ","?  @parameter.outer._end)
-;;  )
+((token_tree
+  ","  @parameter.outer._start . (_) @parameter.inner @parameter.outer._end)
+ )
+((token_tree
+  . (_) @parameter.inner @parameter.outer._start . ","?  @parameter.outer._end)
+ )
 
 (scoped_use_list
   list: (use_list ","  @parameter.outer._start . (_) @parameter.inner @parameter.outer._end